NIC indicator codes
Each NIC on the back panel has an indicator that provides information about the network activity and link
status. The activity LED indicates whether the NIC is currently connected or not. The link LED indicates
the speed of the connected network.
Figure 9. NIC indicators
1. link indicator 2. activity indicator
Table 10. NIC indicators
Convention Status Condition
A Link and activity indicators are off The NIC is not connected to the
network.
B Link indicator is green The NIC is connected to a valid network
at its maximum port speed (1 Gbps or 10
Gbps).
C Link indicator is amber The NIC is connected to a valid network
at less than its maximum port speed.
D Activity indicator is flashing green Network data is being sent or received.
Redundant power supply unit indicator codes
Each AC power supply unit (PSU) has an illuminated translucent handle that indicates whether power is
present or whether a power fault has occurred.
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